NJU6624C New Japan Radio, NJU6624C Datasheet - Page 10

• Manufacturer Part Number: NJU6624C
• Description: 14-CHARACTER 1-LINE DOT MATRIX LCD CONTROLLER DRIVER with SMOOTH SCROLL FUNCTION
• Manufacturer: New Japan Radio

The key roll over input is the vertical line as shown below (Example 2) can be accepted with the keyscan circuit.
The key roll over input is the vertical line as shown below (Example 2) can be accepted with the keyscan circuit.
But in case of Example 3, the key roll over input in the horizontal line can not be accepted.
But in case of Example 3, the key roll over input in the horizontal line can not be accepted.
The key roll over input must be taken care for key data judgement.
The key roll over input must be taken care for key data judgement.
Example 2. The key roll over input (1)
Example 2. The key roll over input (1)
Example 3. The key roll over input (2)
Example 3. The key roll over input (2)
Read out data
Read out data
Note : In case of can not read out correct.
Note : In case of can not read out correct.
D15 D14 D13 D12 D11 D10
MS1
K3
K3
MS0
K2
K2
K1
K1
1
K0
K0
0
S7
S7
NJU6624
NJU6624
0
S6
S6
S5
S5
1
S4
S4
D9
1
S3
S3
D8
1
S2
S2
|
D7
S1
S1
1
S0
S0
K3 to K0
D6
1
D5
0
OFF
OFF
ON
ON
D4
0
|
D3
0
|
D2
0
S7 to S0
D1
1
NJU6624C
NJU6624C
D0
0
|